21105617760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{1213}}^1$

素因数の和:1558

約数の個数: 288

約数和(自身を含む): 74021115168

約数和(自身を除く): 52915497408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 281, 288, 344, 360, 387, 430, 480, 516, 562, 645, 688, 720, 774, 843, 860, 1032, 1124, 1213, 1290, 1376, 1405, 1440, 1548, 1686, 1720, 1935, 2064, 2248, 2426, 2529, 2580, 2810, 3096, 3372, 3440, 3639, 3870, 4128, 4215, 4496, 4852, 5058, 5160, 5620, 6065, 6192, 6744, 6880, 7278, 7740, 8430, 8992, 9704, 10116, 10320, 10917, 11240, 12083, 12130, 12384, 12645, 13488, 14556, 15480, 16860, 18195, 19408, 20232, 20640, 21834, 22480, 24166, 24260, 25290, 26976, 29112, 30960, 33720, 36249, 36390, 38816, 40464, 43668, 44960, 48332, 48520, 50580, 52159, 54585, 58224, 60415, 61920, 67440, 72498, 72780, 80928, 87336, 96664, 97040, 101160, 104318, 108747, 109170, 116448, 120830, 134880, 144996, 145560, 156477, 174672, 181245, 193328, 194080, 202320, 208636, 217494, 218340, 241660, 260795, 289992, 291120, 312954, 340853, 349344, 362490, 386656, 404640, 417272, 434988, 436680, 469431, 483320, 521590, 543735, 579984, 582240, 625908, 681706, 724980, 782385, 834544, 869976, 873360, 938862, 966640, 1022559, 1043180, 1087470, 1159968, 1251816, 1363412, 1449960, 1564770, 1669088, 1704265, 1739952, 1746720, 1877724, 1933280, 2045118, 2086360, 2174940, 2347155, 2503632, 2726824, 2899920, 3067677, 3129540, 3408530, 3479904, 3755448, 4090236, 4172720, 4349880, 4694310, 5007264, 5112795, 5453648, 5799840, 6135354, 6259080, 6817060, 7510896, 8180472, 8345440, 8699760, 9388620, 10225590, 10907296, 12270708, 12518160, 13634120, 14656679, 15021792, 15338385, 16360944, 17399520, 18777240, 20451180, 24541416, 25036320, 27268240, 29313358, 30676770, 32721888, 37554480, 40902360, 43970037, 49082832, 54536480, 58626716, 61353540, 73283395, 75108960, 81804720, 87940074, 98165664, 117253432, 122707080, 131910111, 146566790, 163609440, 175880148, 219850185, 234506864, 245414160, 263820222, 293133580, 351760296, 439700370, 469013728, 490828320, 527640444, 586267160, 659550555, 703520592, 879400740, 1055280888, 1172534320, 1319101110, 1407041184, 1758801480, 2110561776, 2345068640, 2638202220, 3517602960, 4221123552, 5276404440, 7035205920, 10552808880, 21105617760]

約数ペア:

[(1, 21105617760), (2, 10552808880), (3, 7035205920), (4, 5276404440), (5, 4221123552), (6, 3517602960), (8, 2638202220), (9, 2345068640), (10, 2110561776), (12, 1758801480), (15, 1407041184), (16, 1319101110), (18, 1172534320), (20, 1055280888), (24, 879400740), (30, 703520592), (32, 659550555), (36, 586267160), (40, 527640444), (43, 490828320), (45, 469013728), (48, 439700370), (60, 351760296), (72, 293133580), (80, 263820222), (86, 245414160), (90, 234506864), (96, 219850185), (120, 175880148), (129, 163609440), (144, 146566790), (160, 131910111), (172, 122707080), (180, 117253432), (215, 98165664), (240, 87940074), (258, 81804720), (281, 75108960), (288, 73283395), (344, 61353540), (360, 58626716), (387, 54536480), (430, 49082832), (480, 43970037), (516, 40902360), (562, 37554480), (645, 32721888), (688, 30676770), (720, 29313358), (774, 27268240), (843, 25036320), (860, 24541416), (1032, 20451180), (1124, 18777240), (1213, 17399520), (1290, 16360944), (1376, 15338385), (1405, 15021792), (1440, 14656679), (1548, 13634120), (1686, 12518160), (1720, 12270708), (1935, 10907296), (2064, 10225590), (2248, 9388620), (2426, 8699760), (2529, 8345440), (2580, 8180472), (2810, 7510896), (3096, 6817060), (3372, 6259080), (3440, 6135354), (3639, 5799840), (3870, 5453648), (4128, 5112795), (4215, 5007264), (4496, 4694310), (4852, 4349880), (5058, 4172720), (5160, 4090236), (5620, 3755448), (6065, 3479904), (6192, 3408530), (6744, 3129540), (6880, 3067677), (7278, 2899920), (7740, 2726824), (8430, 2503632), (8992, 2347155), (9704, 2174940), (10116, 2086360), (10320, 2045118), (10917, 1933280), (11240, 1877724), (12083, 1746720), (12130, 1739952), (12384, 1704265), (12645, 1669088), (13488, 1564770), (14556, 1449960), (15480, 1363412), (16860, 1251816), (18195, 1159968), (19408, 1087470), (20232, 1043180), (20640, 1022559), (21834, 966640), (22480, 938862), (24166, 873360), (24260, 869976), (25290, 834544), (26976, 782385), (29112, 724980), (30960, 681706), (33720, 625908), (36249, 582240), (36390, 579984), (38816, 543735), (40464, 521590), (43668, 483320), (44960, 469431), (48332, 436680), (48520, 434988), (50580, 417272), (52159, 404640), (54585, 386656), (58224, 362490), (60415, 349344), (61920, 340853), (67440, 312954), (72498, 291120), (72780, 289992), (80928, 260795), (87336, 241660), (96664, 218340), (97040, 217494), (101160, 208636), (104318, 202320), (108747, 194080), (109170, 193328), (116448, 181245), (120830, 174672), (134880, 156477), (144996, 145560)]